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Why doesn't c++ have &&= or ||= for booleans?
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all the more reason to have &&= in my opinion. =P
– Kache
Mar 21 '10 at 20:19
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Iterate through a HashMap [duplicate]
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by calling 'it.remove(); ' you are emptying the map making it not reusable if this map was a class variable. Do you have any solution to that?
– vim
Jan 10 '12 at 9:47
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How to use LocalBroadcastManager?
...ustom-event-name"));
}
// Our handler for received Intents. This will be called whenever an Intent
// with an action named "custom-event-name" is broadcasted.
private BroadcastReceiver mMessageReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {...
Gradle: How to Display Test Results in the Console in Real Time?
...ine? EDIT: got it - just add it to the modules's gradle.config and run normally
– hardysim
Nov 26 '16 at 19:38
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How to make exe files from a node.js app?
... this way. This setup can be automated with a batch file, vb script or installer.
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Is it better to return null or empty collection?
...llection might mean "0 items", returning Null could mean "no collection at all" - eg. if you are parsing HTML, looking for an <ul> with id="foo", <ul id="foo"></ul> could return empty collection; if there is no <ul> with id="foo" a null return would be better (unless you want...
Method names for getting data [closed]
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It is all about consistent semantics;
In your question title you use getting data. This is extremely
general in a sense that you need to define what getting means
semantically significantly unambiguous way. I offer the follow
exam...
Jdbctemplate query for string: EmptyResultDataAccessException: Incorrect result size: expected 1, ac
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In JdbcTemplate , queryForInt, queryForLong, queryForObject all such methods expects that executed query will return one and only one row. If you get no rows or more than one row that will result in IncorrectResultSizeDataAccessException . Now the correct way is not to catch this exce...
Do you need to dispose of objects and set them to null?
... of scope (such as a static field whose value you no longer need), but overall there is usually no need to set to null.
Regarding disposing objects, I agree with @Andre. If the object is IDisposable it is a good idea to dispose it when you no longer need it, especially if the object uses unmanaged...
What is “vectorization”?
...vec" instructions, and even some ARM chips have a vector instruction set, called NEON.
"Vectorization" (simplified) is the process of rewriting a loop so that instead of processing a single element of an array N times, it processes (say) 4 elements of the array simultaneously N/4 times.
(I chose 4...